Òmnium Cultural was founded in 1961 with the goal of defending and promoting the language, culture and national identity of Catalonia. Omnium Cultural has over 25,000 members in Catalonia and other Catalan-speaking areas and 27 regional delegations. One of the biggest annual events organised by Omnium is the Freedom Party called "Festa per la Llibertat" every year on 11 September Catalunya National day.